How do i get the filename of a dicom file ? I want to open dicom file with study description -"CSP"

Question

Samson David Puthenpeedika 2021-10-27

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https://ww2.mathworks.cn/matlabcentral/answers/1573268-how-do-i-get-the-filename-of-a-dicom-file-i-want-to-open-dicom-file-with-study-description-csp

评论： Samson David Puthenpeedika 2021-10-30

Tried getting info from dicomcollection but filename variable was showing 22x1 string

details = dicomCollection(fullfile(matlabroot,'toolbox/images/imdata'));
disp(details);
A=details("s3",14)

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Answer 1

yanqi liu 2021-10-28

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此回答的直接链接

https://ww2.mathworks.cn/matlabcentral/answers/1573268-how-do-i-get-the-filename-of-a-dicom-file-i-want-to-open-dicom-file-with-study-description-csp#answer_818393

在 MATLAB Online 中打开

clc; clear all
details = dicomCollection(fullfile(matlabroot,'toolbox/images/imdata'));
disp(details);
A=details("s3",14)
A(1,:).Filenames{1}

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Samson David Puthenpeedika 2021-10-28

在 MATLAB Online 中打开

How can I color map the above folder dog since it contains 22 files in .dcm format.

It is showing the following error.

Error using fseek

Invalid file identifier. Use fopen to generate a valid file identifier.

Error in images.internal.dicom.getFileDetails (line 22)

fseek(fid, 0, 'eof');

Error in dicomread>newDicomread (line 197)

fileDetails = images.internal.dicom.getFileDetails(filename, verifyIsDICOM);

Error in dicomread (line 91)

[X, map, alpha, overlays] = newDicomread(msgname, frames, useVRHeuristic);

Error in partc (line 13)

[Y,cmap]=dicomread(fullfile(matlabroot,'toolbox/images/imdata/dog'));

details = dicomCollection(fullfile(matlabroot,'toolbox/images/imdata'));
Error using matlab.internal.lang.capability.Capability.require (line 94)
Support for Java user interfaces is required, which is not available on this platform.

Error in waitbar (line 38)
Capability.require(Capability.Swing);

Error in iptui.cancellableWaitbar (line 80)
                    obj.hWait = waitbar(0, '', 'CreateCancelBtn', @obj.cancel);

Error in images.internal.dicom.CollectionLoader (line 28)
            obj.Waitbar = iptui.cancellableWaitbar(titleText, insideText, obj.TotalFiles, 0);

Error in dicomCollection (line 45)
loader = images.internal.dicom.CollectionLoader(source, recursive);
disp(details);
A=details("s3",14)
A.Filenames{1,:}
[Y,cmap]=dicomread(fullfile(matlabroot,'toolbox/images/imdata/dog'));
montage(Y,cmap, 'Size', [5 5]);

yanqi liu 2021-10-29

在 MATLAB Online 中打开

clc; clear all; close all;
details = dicomCollection(fullfile(matlabroot,'toolbox/images/imdata'));
disp(details);
A=details("s3",14);
B=A(1,:).Filenames{1};
Y=[];cmap=[];
for i = 1 : length(B)
Y{i}=mat2gray(dicomread(B{i}));
end
montage(Y, 'Size', [5 5]);

Samson David Puthenpeedika 2021-10-30

Thankyou!

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Answer 2

Cris LaPierre 2021-10-27

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https://ww2.mathworks.cn/matlabcentral/answers/1573268-how-do-i-get-the-filename-of-a-dicom-file-i-want-to-open-dicom-file-with-study-description-csp#answer_818248

That appears to be correct. That is a series of images (22 images). You can find them here:

fullfile(matlabroot,'toolbox/images/imdata/dog')

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Walter Roberson 2021-10-29

在 MATLAB Online 中打开

[Y,cmap]=dicomread(fullfile(matlabroot,'toolbox/images/imdata/dog', A.Filenames{1,1}));
m

Samson David Puthenpeedika 2021-10-30

Thankyou So much!

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How do i get the filename of a dicom file ? I want to open dicom file with study description -"CSP"

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How do i get the filename of a dicom file ? I want to open dicom file with study description -"CSP"

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